Singapore guide · Sources checked 27 Oct 2026MethodologyEditorial standards
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Singapore tax guide

Tax for the self-employed in Singapore

How to report trade income, which expenses you can claim, and when MediSave and GST kick in.

By Sources checked 27 Oct 2026Official sources checked 27 Oct 2026; no professional endorsementSource: IRAS
Self-employed

Freelancers and sole proprietors

You are taxed on your net trade income (revenue minus allowable expenses) at the same progressive rates as employees, and you file Form B.1

S$6,000
MediSave thresholdNet trade income above this means compulsory MediSave contributions.2
S$1m
GST registrationRegister once taxable turnover passes S$1 million in a year.3
18 Apr
Form B deadlineThe same e-filing date as employees.
Expenses

Claiming expenses

Usually allowed

  • Equipment and software used for work
  • Business travel and client transport
  • Part of home office costs, if you work from home
  • Professional fees and insurance

Not allowed

  • Personal and family spending
  • Private car costs (S-plated cars)
  • Your own CPF contributions as an expense
  • Fines and penalties
Simpler option: some platform drivers and delivery workers can claim a fixed percentage of income instead of actual expenses.
FAQ

Common questions

Sources

Sources checked on 27 October 2026
  1. 1IRAS — Self-employed incomewww.iras.gov.sg/taxes/individual-income-tax/self-employed-and-partnerships
  2. 2CPF Board — Official contribution calculatorwww.cpf.gov.sg/member/tools-and-services/calculators/cpf-contribution-calculator
  3. 3IRAS — GST registrationwww.iras.gov.sg/taxes/goods-services-tax-(gst)/gst-registration-deregistration/do-i-need-to-register-for-gst
Next topicCorporate taxThe 17% headline rate, the exemptions and rebate that lower it, and withholding on payments abroad.

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